diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index ff56c3dd..e5cee7d 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -748,12 +748,17 @@
 {
 	struct mmc_cmd cmd;
 	int timeout = DEFAULT_CMD6_TIMEOUT_MS;
+	bool is_part_switch = (set == EXT_CSD_CMD_SET_NORMAL) &&
+			      (index == EXT_CSD_PART_CONF);
 	int retries = 3;
 	int ret;
 
 	if (mmc->gen_cmd6_time)
 		timeout = mmc->gen_cmd6_time * 10;
 
+	if (is_part_switch  && mmc->part_switch_time)
+		timeout = mmc->part_switch_time * 10;
+
 	cmd.cmdidx = MMC_CMD_SWITCH;
 	cmd.resp_type = MMC_RSP_R1b;
 	cmd.cmdarg = (MMC_SWITCH_MODE_WRITE_BYTE << 24) |
@@ -2152,6 +2157,11 @@
 	part_completed = !!(ext_csd[EXT_CSD_PARTITION_SETTING] &
 			    EXT_CSD_PARTITION_SETTING_COMPLETED);
 
+	mmc->part_switch_time = ext_csd[EXT_CSD_PART_SWITCH_TIME];
+	/* Some eMMC set the value too low so set a minimum */
+	if (mmc->part_switch_time < MMC_MIN_PART_SWITCH_TIME && mmc->part_switch_time)
+		mmc->part_switch_time = MMC_MIN_PART_SWITCH_TIME;
+
 	/* store the partition info of emmc */
 	mmc->part_support = ext_csd[EXT_CSD_PARTITIONING_SUPPORT];
 	if ((ext_csd[EXT_CSD_PARTITIONING_SUPPORT] & PART_SUPPORT) ||